IST
India Standard Time
GMT +5:30
WIT
Western Indonesia Time
GMT +7:30

Time Difference

India Standard Time is 2 hours behind Western Indonesia Time
10:30 pm22:30 in IST is 12:30 am00:30 in WIT

IST to WIT call time
Best time for a conference call or a meeting is between 8am-4pm in IST which corresponds to 10am-6pm in WIT

10:30 pm22:30 India Standard Time (IST). Offset UTC +5:30 hours
12:30 am00:30 Western Indonesia Time (WIT). Offset UTC +7:30 hours

10:30 pm22:30 IST / 12:30 am00:30 WIT

IST WIT
12am (midnight) 2am
1am 3am
2am 4am
3am 5am
4am 6am
5am 7am
6am 8am
7am 9am
8am 10am
9am 11am
10am 12pm (noon)
11am 1pm
12pm (noon) 2pm
1pm 3pm
2pm 4pm
3pm 5pm
4pm 6pm
5pm 7pm
6pm 8pm
7pm 9pm
8pm 10pm
9pm 11pm
10pm 12am (midnight)
11pm 1am
0:00 2:00
1:00 3:00
2:00 4:00
3:00 5:00
4:00 6:00
5:00 7:00
6:00 8:00
7:00 9:00
8:00 10:00
9:00 11:00
10:00 12:00
11:00 13:00
12:00 14:00
13:00 15:00
14:00 16:00
15:00 17:00
16:00 18:00
17:00 19:00
18:00 20:00
19:00 21:00
20:00 22:00
21:00 23:00
22:00 0:00
23:00 1:00

India Standard Time

Offset: IST is 5 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia

Countries: It is used in following countries: India

Principal Cities: The largest city in the IST timezone is Mumbai from India with population about 12.692 million people. Other major cities in the area are Delhi, Bangalore, Kolkata, Chennai

Daylight Saving: India Standard Time (IST) is not adjusted for daylight saving therefore IST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, India Standard Time remains the same

IST Time Zone Geo Map
IST timezone map

IST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0530 - basic
  • +05:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates five hour and thirty minutes time differences to the east of the zero meridian.
IANA/Olson: Reflects IST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Calcutta
  • Asia/Kolkata
IST Abbreviation: Several time zones share IST abbreviation and it could refer to these time zones
  • India Standard Time - UTC +5:30
  • Irish Standard Time - UTC +1
  • Israel Standard Time - UTC +2
  • Iran Standard Time - UTC +3:30

Western Indonesia Time

Offset: WIT is 7 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia

WIT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0730 - basic
  • +07:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0730 - sign character (+) followed by a four digit time providing hours (07) and minutes (30) of the offset. Indicates seven hour and thirty minutes time differences to the east of the zero meridian.
WIT Abbreviation: Several time zones share WIT abbreviation and it could refer to these time zones
  • Eastern Indonesian Time - UTC +9
  • Western Indonesia Time - UTC +7:30